Articles with "low duty" as a keyword



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NOE‐weighted imaging in tumors using low‐duty‐cycle 2π‐CEST

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Published in 2022 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.29475

Abstract: Nuclear Overhauser enhancement (NOE)‐mediated CEST imaging at −3.5 ppm has shown clinical interest in diagnosing tumors. Multiple‐pool Lorentzian fit has been used to quantify NOE, which, however, requires a long scan time. Asymmetric analysis of… read more here.

Keywords: duty cycle; low duty; noe weighted; weighted imaging ... See more keywords
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Network Coding-Based Flooding with a Mobile Sink in Low-Duty-Cycle Wireless Sensor Networks

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Published in 2019 at "IEEE Transactions on Mobile Computing"

DOI: 10.1109/tmc.2018.2868664

Abstract: Network coding and schedule-based flooding trees have been widely deployed to improve the performance of a flooding process in low-duty-cycle wireless sensor networks (WSNs). However, the conventional schemes induce too long flooding delay because there… read more here.

Keywords: mobile sink; low duty; based flooding; network coding ... See more keywords
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Collision-Free Dynamic Convergecast in Low-Duty-Cycle Wireless Sensor Networks

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Published in 2022 at "IEEE Transactions on Wireless Communications"

DOI: 10.1109/twc.2021.3105983

Abstract: Convergecast is a fundamental operation in wireless sensor networks (WSNs). To support long-term deployment of WSNs, sensor nodes normally operate at low-duty-cycles. However, the low-duty-cycle operation significantly reduces the communication chance between nodes. Consequently, the… read more here.

Keywords: low duty; collision free; convergecast; duty cycle ... See more keywords
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Measurement and multiplexing of ultra-low duty cycle Nyquist pulse sequences.

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Published in 2023 at "Applied optics"

DOI: 10.1364/ao.486964

Abstract: In this paper, we propose a novel, to the best of our knowledge, method to our knowledge for generating and accurately measuring Nyquist pulse sequences with an ultra-low duty cycle of only 0.037, which breaks… read more here.

Keywords: low duty; ultra low; duty cycle; pulse sequences ... See more keywords
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Vasoconstrictor responsiveness through alterations in relaxation time and metabolic rate during rhythmic handgrip contractions

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Published in 2018 at "Physiological Reports"

DOI: 10.14814/phy2.13933

Abstract: Increasing the relaxation phase of the contraction–relaxation cycle will increase active skeletal muscle blood flow ( Q˙m ). However, it remains unknown if this increase in Q˙m alters the vasoconstriction responses in active skeletal muscle.… read more here.

Keywords: relaxation; duty; cycle; high duty ... See more keywords